George P. Koliopoulos, Partner

George, graduate of Athens University Law School and member of the Athens Bar Association since 1993, is co-founder – partner of “KM LAW FIRM”.

He served for several years at the position of legal advisor of “PPC RENEWABLES S.A.”, subsidiary company of “PUBLIC POWER CORPORATION S.A. – HELLAS”, with focus on renewable energy sources. From his position, he played a key-role in negotiations with technical companies and partners of “PPC RENEWABLES S.A.” and he drafted numerous agreements with respect to shareholders relationship, joint ventures, projects management, construction and operation of energy power facilities. He has been offering his services to many other companies active in the sector of Renewable Energy Sources, such as the production of energy power out of photovoltaic parks and wind farms.

He has long experience in litigation cases with strong expertise in criminal law cases involving environmental matters and workers’ accidents, in commercial and civil law disputes, as well as in family matters.

He has dealt with various corporate issues and has participated in negotiations and drafting of numerous commercial agreements.
Since 1998 he is legal advisor of major Greek industrial Group of companies.

He is fluent in English.


Alexandros A. Mastellos, Partner

Alexandros, graduate of Athens University Law School and member of the Athens Bar Association since 1999, is co-founder – partner of “KM LAW FIRM”.

He is long practicing commercial arbitration, mediation and Alternative Dispute Resolution. He is highly experienced in negotiation and drafting of various contracts, as well as in project financing, joint ventures, real estate and renewable energy sources law. He has dealt with complicated commercial claims and major deals & investments in international environment.

He is well familiarized with corporate and business environment through his multi-year presence in the office of General Counsel of various companies engaged in metals and oil & gas industry.

He provides consulting services with respect to wealth management, inheritance / legacies and family affairs.

He maintains strong liaison with the “School of International Arbitration”, “Queen Mary College”, London, where he studied, on postgraduate level, International Commercial Arbitration and International Trade Law.

He is fluent in English and can understand French at satisfactory level.